MLA

Erdoes, Richard, 1912-2008. Dennis Banks slides. Box 253. 1972-1975. https://collections.library.yale.edu/catalog/33102358.

APA, 6th edition

Erdoes, Richard, 1912-2008. (["Box 253"])(1972-1975)[Dennis Banks slides]. https://collections.library.yale.edu/catalog/33102358.